问题
urn to the problem of water pollution, I’d like you to look at a study _________ inAustralia in 2012.
A:having conducted
B:to be conducted
C:conducting
D:conducted;
B:to be conducted
C:conducting
D:conducted;
正确答案是：
同类题型
Would you like some juice or bread— . I’m really thirsty and hungry after such a long walk.
The teacher __________ each of the students work out a practical study plan. [ ]
The farmers are in bad need of rain,but a (an)large amount of rainfall will cause Floods